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Spoiler warning!
This article contains plot details from the latest book.

Sophie and Biana, Sophiana, or Biophie is the friendship/romantic pairing of Biana Amberly Vacker and Sophie Elizabeth Foster.

Pairing Names

  • Bianie (Bian/a and Soph/ie)
  • Soana (Bi/ana and So/phie)
  • Biophie (Bi/ana and S/ophie)
  • Sophiana (Soph/ie and B/iana)
  • Siana (S/ophie and B/iana)
  • Sophana (Soph/ie and Bi/ana)
  • Bophie (B/iana and S/ophie)
  • Mysterious Miss V (Mysterious Miss/ F and Biana/ V/acker)


Keeper of the Lost Cities

  • Sophie thinks that Biana has "all of her parents' best features, combined in the best way possible."
  • Sophie "lost the will to resist under Biana's glare".
  • Biana scowls when her mom, Della, says that Sophie is going to be "'quite the heartbreaker'".
  • When Della asks Biana if Sophie "looks pretty today", Biana shrugs and avoids answering.
  • Sophie catches Biana's eye and thinks they are "set into Biana's perfect face".
  • Biana nervously invites Sophie to come over after school.
  • Biana is jealous when Keefe wraps an arm around Sophie's shoulders.
  • Biana says that Sophie "'can be [her] base quest partner anytime'" and grins at Sophie.
  • Sophie admits to "actually having fun-with Biana, of all people'".
  • Biana is happy when Sophie accidentally invites herself over.
  • Biana is upset when Sophie is mad at her for lying about why they are friends now.
  • The second Sophie is allowed to have visitors, Biana runs in and throws her arms around Sophie, crying. Biana says that she "'really [is Sophie's] friend'". Sophie says "'Forget about it, okay? We're still friends'", and accepts Biana's tearful apology.

Keeper of the Lost Cities: Exile

  • Sophie mentally describes Biana as "a beautiful girl [her] age with long dark hair."
  • Biana makes sure that Sophie is okay and assures her that she's not a freak.
  • Biana gently teases Sophie about being an Inflictor and smiles at her.
  • Sophie and Biana agree that "'sparkles make everything better'".
  • Biana invites Sophie to come over the day after Jolie's death anniversary.
  • According to Sophie, Biana "dipped the final curtsy with a natural grace".
  • Biana firmly tells Stina that she is not pretending to be Sophie's best friend and that the two actually are friends.
  • Sophie helps calm Biana down when Stina is trying to get her all riled up.
  • Stina calls Sophie and Biana "'cute.'"
  • Biana says that Sophie has to stay for dinner.
  • Biana stops Della from embarrassing Sophie.
  • Biana tells Sophie that "'red is definitely [her] color.'"
  • Biana laughs and says that Sophie "'never does anything the normal way.'"
  • Sophie thinks that Biana "[looks] ten times better than everyone else."
  • Sophie offers to talk to Biana about Alden instead of Fitz talking to her.
  • Biana hugs Sophie and tearfully apologizes to her, saying "'I don't blame you if you hate me.'"
  • Sophie calls herself weird, and Biana says that she likes weird.
  • Biana squeezes Sophie's shoulders.

Keeper of the Lost Cities: Everblaze

  • Sophie thinks that Biana has "never looked more like her strikingly beautiful mother."
  • Sophie is glad that she and Biana are "finally in a good place."
  • Biana invites herself over to Sophie's house.
  • Sophie tells Biana that all of Jolie's incredible dresses will "'look way better on [her]'".
  • Biana urges Sophie to please trust her, and Sophie agrees.
  • Sophie thinks that "telling Biana [feels] easier than telling Keefe".
  • Biana excitedly tells Fitz that Sophie is letting her help out.
  • Instead of spilling Sophie's secrets to Fitz, Biana tells him they aren't [her] secrets to share.
  • Biana invites herself over to Sophie's house a second time, and the two share some mallowmelt.
  • Biana doesn't care if people hate her because she's friends with Sophie, and she makes sure Sophie knows it.
  • Biana says she doesn't care that she's "'stuck outside the Wanderling Woods instead of standing in the receiving line with the normal people'".
  • Biana says that Sophie is her best friend.
  • Biana says that Sophie's supposed aura of doom sounds like "'[her] kind of party.'"
  • Biana wanted to come with Fitz to see Sophie.
  • Biana asks if she can help when Sophie is forced to wear the ability restrictor.
  • Biana comes and visits Sophie every day when Sophie is in her sedative-induced haze.
  • Biana says that she could never be as brave as Sophie.
  • Biana doesn't care that Sophie is "'basically the Council's number one enemy'".
  • Biana says that if Sophie wrapped herself in neon green feathers and started walking around roaring like a dinosaur, Biana would still hang out with Sophie, although Biana would want pink feathers.
  • Sophie "[feels] calm respect for Biana, who always [comes] back, no matter how much [they fight]".
  • Biana offers to cover Sophie and share part of her cloak.
  • Sophie feels "like Biana [has] awoken some sort of beast and let it tear around inside her".
  • Biana helps Sophie to her feet and wraps Sophie's arm around her shoulders.
  • Biana assures Sophie that she is ready to run away to join the Black Swan with Sophie.
  • Biana says that she will always be there to help Sophie.

Keeper of the Lost Cities: Neverseen

  • Biana stares when Keefe puts his arm over Sophie's shoulders.
  • Sophie ignores Keefe but listens to Biana, finally relenting to getting gelato
  • Sophie implies that Biana "'look[s] like [a model]'".
  • Biana says "'only Stina and her bratty friends'" think Sophie's eyes make her a freak, and "'everyone else thinks they're striking and unique.'"
  • Mr. Forkle suggests that someone hold Sophie's hand while she gets her memory back, and Sophie picks Biana over Dex and Keefe.
  • Instead of simply holding Sophie's hand, Biana "'wrap[s] an arm around Sophie's waist and ha[s] Sophie lean against her.'"
  • Sophie thinks that Biana "ma[kes] it all seem effortless - even her matching lip gloss."
  • Biana can't sleep and asks if she can sleep in Sophie's bed with her.
  • Sophie thinks that "the soft sound of Biana's breathing ma[kes] the room feel warmer."
  • Sophie assures Biana that they're going to stop the Neverseen.
  • Biana asks Sophie to go first into the tunnel Calla creates, "her eyes pleading 'you first".
  • Sophie "reache[s] for Biana's hand, glad Biana's palm fe[els] as clammy as hers."
  • Biana doesn't want to split up from Sophie, saying that they should "'walk back at least part of the way together.'"
  • Sophie says that it's a good thing Biana was there when Calla stopped by and that Biana "'stopped [Sophie] from making a ton of dangerous mistakes'", and Biana blushes.
  • Sophie says that Biana is "'brilliant'" and that she "'saved [them]'", and Biana smiles and responds with "'anytime'".
  • Biana asks if Iggy can sleep in her room since her room "'feels so empty at night'", and blushes.
  • Sophie says that Iggy likes Biana, and Biana says that she likes him too.
  • Sophie finds out that Keefe kissed Biana "'mostly on the cheek'" and blushes "redder than Mr. Snuggles."
  • Biana tries to go help Sophie rescue the hurt gnome, but her Coach stops her.

Keeper of the Lost Cities: Lodestar

  • Biana tells Sophie that she looks amazing in red.

Keeper of the Lost Cities: Nightfall

  • Biana admits that Sophie "can be kinda oblivious when it comes to this stuff."
  • Sophie is very worried about Biana when she hears her scream and lets Sandor and Grizel take her parents while she goes to find Biana.
  • When Sophie tries to enhance Alvar when he was drugged on soporidine, Biana holds onto Sophie's waist to support her.

Keeper of the Lost Cities: Unlocked

  • Sophie thought “Biana flashed her loveliest grin”.
  • Biana blushed when looking at Sophie.
  • Biana felt awkward talking about Sophie and Fitz's relationship.
  • Sophie didn’t feel right talking about her love life with Biana.
  • Biana tries to comfort Sophie and Fitz.

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Similarities and Differences




  • Sophie's favorite color is teal, the same color as Biana's eyes.

Main Character Ships

Pairings with Sophie Elizabeth Foster

BianaLinh and BianaLinhDexFitzTamKeefe and FitzJensiKeefeMarellaValin

Pairings with Fitzroy Avery Vacker (a.k.a. Fitz)

DexKeefeLinhSophieMarellaKeefe and SophieDex and KeefeTam

Pairings with Biana Amberly Vacker

SophieDexTamMarellaJensiKeefeLinhLinh and SophieLinh and Marella

Pairings with Dexter Alvin Dizznee (a.k.a Dex)

SophieBianaTamKeefeLinhFitzMarellaStinaFitz and Keefe

Pairings with Marella Adene Redek

SophieTamBianaKeefeLinhDexJensiFitzStinaLinh and Biana

Pairings with Keefe Sencen

SophieTamMarellaDexBianaFitzLinhSophie and FitzDex and Fitz

Pairings with Tam Dai Song


Pairings with Linh Hai Song

SophieMarellaDexBianaFitzSophie and BianaKeefeBiana and Marella

Side Character Ships

Pairings with elves

Alden and AlinaAlden and DellaBrant and JolieElwin and PhysicGrady and EdalineCassius and GiselaOralie and KenricQuinlin and PhysicTiergan and PrenticeDella and AlinaDella and LivvyTiergan and PrenticeForkle and Tiergan

Pairings With Other Species

Bo and RoCad and RoLur and MityaSandor and GrizelSilveny and Greyfell

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